157215605

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{4729}}^1$

素因数の和:4904

約数の個数: 16

約数和(自身を含む): 193551600

約数和(自身を除く): 36335995

約数列:

[1, 5, 61, 109, 305, 545, 4729, 6649, 23645, 33245, 288469, 515461, 1442345, 2577305, 31443121, 157215605]

約数ペア:

[(1, 157215605), (5, 31443121), (61, 2577305), (109, 1442345), (305, 515461), (545, 288469), (4729, 33245), (6649, 23645)]